#include<bits/stdc++.h>
using namespace std;
int jdz(int x,int y)
{
    int sum=x-y;
    if(sum<0)
    return -sum;
        else return sum;
}
int main()
{
    int s=0,a,b,c,d,k;
    cin>>a>>b>>c>>d>>k;
    s=jdz(a,c)+jdz(b,d);
    
    if(k%2!=s%2||k<s)
        cout<<"N";  
    else
        cout<<"Y";
    return 0;
}